BR112013007998A2 - sistema emissor de luz para a emissão de luz difusa - Google Patents

sistema emissor de luz para a emissão de luz difusa

Info

Publication number
BR112013007998A2
BR112013007998A2 BR112013007998A BR112013007998A BR112013007998A2 BR 112013007998 A2 BR112013007998 A2 BR 112013007998A2 BR 112013007998 A BR112013007998 A BR 112013007998A BR 112013007998 A BR112013007998 A BR 112013007998A BR 112013007998 A2 BR112013007998 A2 BR 112013007998A2
Authority
BR
Brazil
Prior art keywords
emitting system
light emitting
light emission
diffused
diffused light
Prior art date
Application number
BR112013007998A
Other languages
English (en)
Portuguese (pt)
Inventor
Bart Andre Salters
Dorien Cato Van Der Lans
Original Assignee
Koninkl Philips Electronics Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of BR112013007998A2 publication Critical patent/BR112013007998A2/pt

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
BR112013007998A 2010-10-06 2011-10-03 sistema emissor de luz para a emissão de luz difusa BR112013007998A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP10186720A EP2439564A1 (en) 2010-10-06 2010-10-06 Light-emitting device for emitting diffuse light
PCT/IB2011/054331 WO2012046176A2 (en) 2010-10-06 2011-10-03 Light-emitting device for emitting diffuse light

Publications (1)

Publication Number Publication Date
BR112013007998A2 true BR112013007998A2 (pt) 2016-06-14

Family

ID=43558476

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013007998A BR112013007998A2 (pt) 2010-10-06 2011-10-03 sistema emissor de luz para a emissão de luz difusa

Country Status (6)

Country Link
US (1) US9121982B2 (enrdf_load_stackoverflow)
EP (2) EP2439564A1 (enrdf_load_stackoverflow)
JP (1) JP2014509433A (enrdf_load_stackoverflow)
CN (1) CN103154787A (enrdf_load_stackoverflow)
BR (1) BR112013007998A2 (enrdf_load_stackoverflow)
WO (1) WO2012046176A2 (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9081125B2 (en) 2011-08-08 2015-07-14 Quarkstar Llc Illumination devices including multiple light emitting elements
WO2013023008A1 (en) 2011-08-08 2013-02-14 Quarkstar Llc Illumination devices including multiple light emitting elements
US9746173B2 (en) 2012-09-13 2017-08-29 Quarkstar Llc Illumination devices including enclosure panels with luminaire modules
CN104755832B (zh) 2012-09-13 2018-12-21 夸克星有限责任公司 提供直接和间接照明的照明系统
US20150234118A1 (en) * 2012-09-20 2015-08-20 Thomson Licensing Panel illumination system
WO2014124285A2 (en) 2013-02-08 2014-08-14 Quarkstar Llc Illumination device providing direct and indirect illumination
US9410680B2 (en) 2013-04-19 2016-08-09 Quarkstar Llc Illumination devices with adjustable optical elements
EP2867710B1 (en) 2013-07-18 2016-06-29 Quarkstar LLC Illumination device in which source light injection is non-parallel to device's optical axis
EP3063471B1 (en) 2013-09-17 2017-07-05 Quarkstar LLC Light guide illumination device for direct-indirect illumination
TWI499816B (zh) * 2014-03-31 2015-09-11 E Ink Holdings Inc 顯示裝置
TWM502499U (zh) * 2015-02-16 2015-06-11 Yi-He Lin 遊戲機之發光面板
DE102020201644A1 (de) 2020-02-11 2021-08-12 Volkswagen Aktiengesellschaft Beleuchtungsvorrichtung für ein Kraftfahrzeug
TWI749713B (zh) * 2020-08-14 2021-12-11 群光電能科技股份有限公司 背光模組及其發光觸控裝置
CN113156567B (zh) * 2021-02-07 2022-09-02 捷开通讯(深圳)有限公司 导光板和显示装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5613751A (en) 1995-06-27 1997-03-25 Lumitex, Inc. Light emitting panel assemblies
JP2000171641A (ja) * 1998-12-10 2000-06-23 Hitachi Ltd バックライト装置および液晶表示装置並びに導光板の製造方法
CN2580452Y (zh) * 2002-11-08 2003-10-15 鸿富锦精密工业（深圳）有限公司 大尺寸导光板
US7311431B2 (en) * 2005-04-01 2007-12-25 Avago Technologies Ecbu Ip Pte Ltd Light-emitting apparatus having a plurality of adjacent, overlapping light-guide plates
GB2436611A (en) 2006-04-01 2007-10-03 Matthew James Hemsley Decorative illuminating plate
CN101490467A (zh) * 2006-07-10 2009-07-22 皇家飞利浦电子股份有限公司 具有不对称出耦合的波导
TWI324278B (en) * 2006-12-06 2010-05-01 Au Optronics Corp Backlight module
WO2009032813A2 (en) * 2007-09-06 2009-03-12 3M Innovative Properties Company Lightguides having light extraction structures providing regional control of light output
WO2009061947A1 (en) * 2007-11-07 2009-05-14 Ashoff Richard D Illuminated tile systems and methods for manufacturing the same
JP4996433B2 (ja) * 2007-11-27 2012-08-08 ミネベア株式会社 面状照明装置
US20110001901A1 (en) * 2007-12-05 2011-01-06 Solomon Jeffrey L Dual lightguide
US7845826B2 (en) * 2008-01-15 2010-12-07 Skc Haas Display Films Co., Ltd. Multilayered integrated backlight illumination assembly
US20100265432A1 (en) * 2008-02-05 2010-10-21 Takeshi Masuda Illumination device and liquid crystal display device
US8189135B2 (en) * 2008-05-27 2012-05-29 Lg Electronics Inc. LED back-light unit and liquid crystal display device using the same
KR20110043732A (ko) 2008-08-08 2011-04-27 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광을 처리하기 위한 점탄성층을 갖는 도광체
US8375613B2 (en) 2008-10-03 2013-02-19 Tracer Imaging Llc Illuminated signboard with edge effect
JP4650578B2 (ja) 2009-03-26 2011-03-16 カシオ計算機株式会社 液晶表示装置

Also Published As

Publication number Publication date
EP2625555A2 (en) 2013-08-14
US20130182458A1 (en) 2013-07-18
EP2439564A1 (en) 2012-04-11
CN103154787A (zh) 2013-06-12
US9121982B2 (en) 2015-09-01
JP2014509433A (ja) 2014-04-17
WO2012046176A2 (en) 2012-04-12
WO2012046176A3 (en) 2012-07-12
RU2013120199A (ru) 2014-11-20

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]